rebase: bump github.com/onsi/gomega from 1.22.1 to 1.23.0

Bumps [github.com/onsi/gomega](https://github.com/onsi/gomega) from 1.22.1 to 1.23.0.
- [Release notes](https://github.com/onsi/gomega/releases)
- [Changelog](https://github.com/onsi/gomega/blob/master/CHANGELOG.md)
- [Commits](https://github.com/onsi/gomega/compare/v1.22.1...v1.23.0)

---
updated-dependencies:
- dependency-name: github.com/onsi/gomega
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/onsi/gomega/internal/assertion.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"reflect"
 
+	"github.com/onsi/gomega/format"
 	"github.com/onsi/gomega/types"
 )
 
@@ -146,7 +147,12 @@ func vetActuals(actuals []interface{}, skipIndex int) (bool, string) {
 		if actual != nil {
 			zeroValue := reflect.Zero(reflect.TypeOf(actual)).Interface()
 			if !reflect.DeepEqual(zeroValue, actual) {
-				message := fmt.Sprintf("Unexpected non-nil/non-zero argument at index %d:\n\t<%T>: %#v", i, actual, actual)
+				var message string
+				if err, ok := actual.(error); ok {
+					message = fmt.Sprintf("Unexpected error: %s\n%s", err, format.Object(err, 1))
+				} else {
+					message = fmt.Sprintf("Unexpected non-nil/non-zero argument at index %d:\n\t<%T>: %#v", i, actual, actual)
+				}
 				return false, message
 			}
 		}

vendor/github.com/onsi/gomega/internal/async_assertion.go

@@ -2,58 +2,22 @@ package internal
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"reflect"
 	"runtime"
 	"sync"
 	"time"
 
+	"github.com/onsi/gomega/format"
 	"github.com/onsi/gomega/types"
 )
 
-type StopTryingError interface {
-	error
-	Now()
-	wasViaPanic() bool
-}
+var errInterface = reflect.TypeOf((*error)(nil)).Elem()
+var gomegaType = reflect.TypeOf((*types.Gomega)(nil)).Elem()
+var contextType = reflect.TypeOf(new(context.Context)).Elem()
 
-func asStopTryingError(actual interface{}) (StopTryingError, bool) {
-	if actual == nil {
-		return nil, false
-	}
-	if actualErr, ok := actual.(error); ok {
-		var target *stopTryingError
-		if errors.As(actualErr, &target) {
-			return target, true
-		} else {
-			return nil, false
-		}
-	}
-
-	return nil, false
-}
-
-type stopTryingError struct {
-	message  string
-	viaPanic bool
-}
-
-func (s *stopTryingError) Error() string {
-	return s.message
-}
-
-func (s *stopTryingError) Now() {
-	s.viaPanic = true
-	panic(s)
-}
-
-func (s *stopTryingError) wasViaPanic() bool {
-	return s.viaPanic
-}
-
-var StopTrying = func(message string) StopTryingError {
-	return &stopTryingError{message: message}
+type contextWithAttachProgressReporter interface {
+	AttachProgressReporter(func() string) func()
 }
 
 type AsyncAssertionType uint
@@ -164,39 +128,40 @@ func (assertion *AsyncAssertion) buildDescription(optionalDescription ...interfa
 	return fmt.Sprintf(optionalDescription[0].(string), optionalDescription[1:]...) + "\n"
 }
 
-func (assertion *AsyncAssertion) processReturnValues(values []reflect.Value) (interface{}, error, StopTryingError) {
-	var err error
-	var stopTrying StopTryingError
-
+func (assertion *AsyncAssertion) processReturnValues(values []reflect.Value) (interface{}, error) {
 	if len(values) == 0 {
-		return nil, fmt.Errorf("No values were returned by the function passed to Gomega"), stopTrying
+		return nil, fmt.Errorf("No values were returned by the function passed to Gomega")
 	}
+
 	actual := values[0].Interface()
-	if stopTryingErr, ok := asStopTryingError(actual); ok {
-		stopTrying = stopTryingErr
+	if _, ok := AsPollingSignalError(actual); ok {
+		return actual, actual.(error)
 	}
+
+	var err error
 	for i, extraValue := range values[1:] {
 		extra := extraValue.Interface()
 		if extra == nil {
 			continue
 		}
-		if stopTryingErr, ok := asStopTryingError(extra); ok {
-			stopTrying = stopTryingErr
-			continue
+		if _, ok := AsPollingSignalError(extra); ok {
+			return actual, extra.(error)
 		}
-		zero := reflect.Zero(reflect.TypeOf(extra)).Interface()
+		extraType := reflect.TypeOf(extra)
+		zero := reflect.Zero(extraType).Interface()
 		if reflect.DeepEqual(extra, zero) {
 			continue
 		}
+		if i == len(values)-2 && extraType.Implements(errInterface) {
+			err = fmt.Errorf("function returned error: %w", extra.(error))
+		}
 		if err == nil {
-			err = fmt.Errorf("Unexpected non-nil/non-zero argument at index %d:\n\t<%T>: %#v", i+1, extra, extra)
+			err = fmt.Errorf("Unexpected non-nil/non-zero return value at index %d:\n\t<%T>: %#v", i+1, extra, extra)
 		}
 	}
-	return actual, err, stopTrying
-}
 
-var gomegaType = reflect.TypeOf((*types.Gomega)(nil)).Elem()
-var contextType = reflect.TypeOf(new(context.Context)).Elem()
+	return actual, err
+}
 
 func (assertion *AsyncAssertion) invalidFunctionError(t reflect.Type) error {
 	return fmt.Errorf(`The function passed to %s had an invalid signature of %s.  Functions passed to %s must either:
@@ -226,9 +191,9 @@ You can learn more at https://onsi.github.io/gomega/#eventually
 `, assertion.asyncType, t, t.NumIn(), numProvided, have, assertion.asyncType)
 }
 
-func (assertion *AsyncAssertion) buildActualPoller() (func() (interface{}, error, StopTryingError), error) {
+func (assertion *AsyncAssertion) buildActualPoller() (func() (interface{}, error), error) {
 	if !assertion.actualIsFunc {
-		return func() (interface{}, error, StopTryingError) { return assertion.actual, nil, nil }, nil
+		return func() (interface{}, error) { return assertion.actual, nil }, nil
 	}
 	actualValue := reflect.ValueOf(assertion.actual)
 	actualType := reflect.TypeOf(assertion.actual)
@@ -236,23 +201,11 @@ func (assertion *AsyncAssertion) buildActualPoller() (func() (interface{}, error
 
 	if numIn == 0 && numOut == 0 {
 		return nil, assertion.invalidFunctionError(actualType)
-	} else if numIn == 0 {
-		return func() (actual interface{}, err error, stopTrying StopTryingError) {
-			defer func() {
-				if e := recover(); e != nil {
-					if stopTryingErr, ok := asStopTryingError(e); ok {
-						stopTrying = stopTryingErr
-					} else {
-						panic(e)
-					}
-				}
-			}()
-
-			actual, err, stopTrying = assertion.processReturnValues(actualValue.Call([]reflect.Value{}))
-			return
-		}, nil
 	}
-	takesGomega, takesContext := actualType.In(0).Implements(gomegaType), actualType.In(0).Implements(contextType)
+	takesGomega, takesContext := false, false
+	if numIn > 0 {
+		takesGomega, takesContext = actualType.In(0).Implements(gomegaType), actualType.In(0).Implements(contextType)
+	}
 	if takesGomega && numIn > 1 && actualType.In(1).Implements(contextType) {
 		takesContext = true
 	}
@@ -292,21 +245,22 @@ func (assertion *AsyncAssertion) buildActualPoller() (func() (interface{}, error
 		return nil, assertion.argumentMismatchError(actualType, len(inValues))
 	}
 
-	return func() (actual interface{}, err error, stopTrying StopTryingError) {
+	return func() (actual interface{}, err error) {
 		var values []reflect.Value
 		assertionFailure = nil
 		defer func() {
-			if numOut == 0 {
+			if numOut == 0 && takesGomega {
 				actual = assertionFailure
 			} else {
-				actual, err, stopTrying = assertion.processReturnValues(values)
-				if assertionFailure != nil {
+				actual, err = assertion.processReturnValues(values)
+				_, isAsyncError := AsPollingSignalError(err)
+				if assertionFailure != nil && !isAsyncError {
 					err = assertionFailure
 				}
 			}
 			if e := recover(); e != nil {
-				if stopTryingErr, ok := asStopTryingError(e); ok {
-					stopTrying = stopTryingErr
+				if _, isAsyncError := AsPollingSignalError(e); isAsyncError {
+					err = e.(error)
 				} else if assertionFailure == nil {
 					panic(e)
 				}
@@ -317,13 +271,6 @@ func (assertion *AsyncAssertion) buildActualPoller() (func() (interface{}, error
 	}, nil
 }
 
-func (assertion *AsyncAssertion) matcherSaysStopTrying(matcher types.GomegaMatcher, value interface{}) StopTryingError {
-	if assertion.actualIsFunc || types.MatchMayChangeInTheFuture(matcher, value) {
-		return nil
-	}
-	return StopTrying("No future change is possible.  Bailing out early")
-}
-
 func (assertion *AsyncAssertion) afterTimeout() <-chan time.Time {
 	if assertion.timeoutInterval >= 0 {
 		return time.After(assertion.timeoutInterval)
@@ -351,8 +298,27 @@ func (assertion *AsyncAssertion) afterPolling() <-chan time.Time {
 	}
 }
 
-type contextWithAttachProgressReporter interface {
-	AttachProgressReporter(func() string) func()
+func (assertion *AsyncAssertion) matcherSaysStopTrying(matcher types.GomegaMatcher, value interface{}) bool {
+	if assertion.actualIsFunc || types.MatchMayChangeInTheFuture(matcher, value) {
+		return false
+	}
+	return true
+}
+
+func (assertion *AsyncAssertion) pollMatcher(matcher types.GomegaMatcher, value interface{}) (matches bool, err error) {
+	defer func() {
+		if e := recover(); e != nil {
+			if _, isAsyncError := AsPollingSignalError(e); isAsyncError {
+				err = e.(error)
+			} else {
+				panic(e)
+			}
+		}
+	}()
+
+	matches, err = matcher.Match(value)
+
+	return
 }
 
 func (assertion *AsyncAssertion) match(matcher types.GomegaMatcher, desiredMatch bool, optionalDescription ...interface{}) bool {
@@ -362,6 +328,7 @@ func (assertion *AsyncAssertion) match(matcher types.GomegaMatcher, desiredMatch
 
 	var matches bool
 	var err error
+	var oracleMatcherSaysStop bool
 
 	assertion.g.THelper()
 
@@ -371,22 +338,27 @@ func (assertion *AsyncAssertion) match(matcher types.GomegaMatcher, desiredMatch
 		return false
 	}
 
-	value, err, stopTrying := pollActual()
+	value, err := pollActual()
 	if err == nil {
-		if stopTrying == nil {
-			stopTrying = assertion.matcherSaysStopTrying(matcher, value)
-		}
-		matches, err = matcher.Match(value)
+		oracleMatcherSaysStop = assertion.matcherSaysStopTrying(matcher, value)
+		matches, err = assertion.pollMatcher(matcher, value)
 	}
 
 	messageGenerator := func() string {
 		// can be called out of band by Ginkgo if the user requests a progress report
 		lock.Lock()
 		defer lock.Unlock()
-		errMsg := ""
 		message := ""
 		if err != nil {
-			errMsg = "Error: " + err.Error()
+			if pollingSignalErr, ok := AsPollingSignalError(err); ok && pollingSignalErr.IsStopTrying() {
+				message = err.Error()
+				for _, attachment := range pollingSignalErr.Attachments {
+					message += fmt.Sprintf("\n%s:\n", attachment.Description)
+					message += format.Object(attachment.Object, 1)
+				}
+			} else {
+				message = "Error: " + err.Error() + "\n" + format.Object(err, 1)
+			}
 		} else {
 			if desiredMatch {
 				message = matcher.FailureMessage(value)
@@ -395,7 +367,7 @@ func (assertion *AsyncAssertion) match(matcher types.GomegaMatcher, desiredMatch
 			}
 		}
 		description := assertion.buildDescription(optionalDescription...)
-		return fmt.Sprintf("%s%s%s", description, message, errMsg)
+		return fmt.Sprintf("%s%s", description, message)
 	}
 
 	fail := func(preamble string) {
@@ -412,84 +384,72 @@ func (assertion *AsyncAssertion) match(matcher types.GomegaMatcher, desiredMatch
 		}
 	}
 
-	if assertion.asyncType == AsyncAssertionTypeEventually {
-		for {
-			if err == nil && matches == desiredMatch {
-				return true
-			}
+	for {
+		var nextPoll <-chan time.Time = nil
+		var isTryAgainAfterError = false
 
-			if stopTrying != nil {
-				fail(stopTrying.Error() + " -")
+		if pollingSignalErr, ok := AsPollingSignalError(err); ok {
+			if pollingSignalErr.IsStopTrying() {
+				fail("Told to stop trying")
 				return false
 			}
-
-			select {
-			case <-assertion.afterPolling():
-				v, e, st := pollActual()
-				if st != nil && st.wasViaPanic() {
-					// we were told to stop trying via panic - which means we dont' have reasonable new values
-					// we should simply use the old values and exit now
-					fail(st.Error() + " -")
-					return false
-				}
-				lock.Lock()
-				value, err, stopTrying = v, e, st
-				lock.Unlock()
-				if err == nil {
-					if stopTrying == nil {
-						stopTrying = assertion.matcherSaysStopTrying(matcher, value)
-					}
-					matches, e = matcher.Match(value)
-					lock.Lock()
-					err = e
-					lock.Unlock()
-				}
-			case <-contextDone:
-				fail("Context was cancelled")
-				return false
-			case <-timeout:
-				fail("Timed out")
-				return false
+			if pollingSignalErr.IsTryAgainAfter() {
+				nextPoll = time.After(pollingSignalErr.TryAgainDuration())
+				isTryAgainAfterError = true
 			}
 		}
-	} else if assertion.asyncType == AsyncAssertionTypeConsistently {
-		for {
-			if !(err == nil && matches == desiredMatch) {
+
+		if err == nil && matches == desiredMatch {
+			if assertion.asyncType == AsyncAssertionTypeEventually {
+				return true
+			}
+		} else if !isTryAgainAfterError {
+			if assertion.asyncType == AsyncAssertionTypeConsistently {
 				fail("Failed")
 				return false
 			}
+		}
 
-			if stopTrying != nil {
+		if oracleMatcherSaysStop {
+			if assertion.asyncType == AsyncAssertionTypeEventually {
+				fail("No future change is possible.  Bailing out early")
+				return false
+			} else {
 				return true
 			}
+		}
 
-			select {
-			case <-assertion.afterPolling():
-				v, e, st := pollActual()
-				if st != nil && st.wasViaPanic() {
-					// we were told to stop trying via panic - which means we made it this far and should return successfully
-					return true
-				}
+		if nextPoll == nil {
+			nextPoll = assertion.afterPolling()
+		}
+
+		select {
+		case <-nextPoll:
+			v, e := pollActual()
+			lock.Lock()
+			value, err = v, e
+			lock.Unlock()
+			if err == nil {
+				oracleMatcherSaysStop = assertion.matcherSaysStopTrying(matcher, value)
+				m, e := assertion.pollMatcher(matcher, value)
 				lock.Lock()
-				value, err, stopTrying = v, e, st
+				matches, err = m, e
 				lock.Unlock()
-				if err == nil {
-					if stopTrying == nil {
-						stopTrying = assertion.matcherSaysStopTrying(matcher, value)
-					}
-					matches, e = matcher.Match(value)
-					lock.Lock()
-					err = e
-					lock.Unlock()
-				}
-			case <-contextDone:
-				fail("Context was cancelled")
+			}
+		case <-contextDone:
+			fail("Context was cancelled")
+			return false
+		case <-timeout:
+			if assertion.asyncType == AsyncAssertionTypeEventually {
+				fail("Timed out")
 				return false
-			case <-timeout:
+			} else {
+				if isTryAgainAfterError {
+					fail("Timed out while waiting on TryAgainAfter")
+					return false
+				}
 				return true
 			}
 		}
 	}
-
-	return false
 }

vendor/github.com/onsi/gomega/internal/duration_bundle.go

@@ -44,28 +44,28 @@ func durationFromEnv(key string, defaultDuration time.Duration) time.Duration {
 	return duration
 }
 
-func toDuration(input interface{}) time.Duration {
+func toDuration(input interface{}) (time.Duration, error) {
 	duration, ok := input.(time.Duration)
 	if ok {
-		return duration
+		return duration, nil
 	}
 
 	value := reflect.ValueOf(input)
 	kind := reflect.TypeOf(input).Kind()
 
 	if reflect.Int <= kind && kind <= reflect.Int64 {
-		return time.Duration(value.Int()) * time.Second
+		return time.Duration(value.Int()) * time.Second, nil
 	} else if reflect.Uint <= kind && kind <= reflect.Uint64 {
-		return time.Duration(value.Uint()) * time.Second
+		return time.Duration(value.Uint()) * time.Second, nil
 	} else if reflect.Float32 <= kind && kind <= reflect.Float64 {
-		return time.Duration(value.Float() * float64(time.Second))
+		return time.Duration(value.Float() * float64(time.Second)), nil
 	} else if reflect.String == kind {
 		duration, err := time.ParseDuration(value.String())
 		if err != nil {
-			panic(fmt.Sprintf("%#v is not a valid parsable duration string.", input))
+			return 0, fmt.Errorf("%#v is not a valid parsable duration string: %w", input, err)
 		}
-		return duration
+		return duration, nil
 	}
 
-	panic(fmt.Sprintf("%v is not a valid interval.  Must be time.Duration, parsable duration string or a number.", input))
+	return 0, fmt.Errorf("%#v is not a valid interval. Must be a time.Duration, a parsable duration string, or a number.", input)
 }

vendor/github.com/onsi/gomega/internal/gomega.go

@@ -2,6 +2,7 @@ package internal
 
 import (
 	"context"
+	"fmt"
 	"time"
 
 	"github.com/onsi/gomega/types"
@@ -52,16 +53,46 @@ func (g *Gomega) ExpectWithOffset(offset int, actual interface{}, extra ...inter
 	return NewAssertion(actual, g, offset, extra...)
 }
 
-func (g *Gomega) Eventually(actual interface{}, intervals ...interface{}) types.AsyncAssertion {
-	return g.EventuallyWithOffset(0, actual, intervals...)
+func (g *Gomega) Eventually(args ...interface{}) types.AsyncAssertion {
+	return g.makeAsyncAssertion(AsyncAssertionTypeEventually, 0, args...)
 }
 
-func (g *Gomega) EventuallyWithOffset(offset int, actual interface{}, args ...interface{}) types.AsyncAssertion {
+func (g *Gomega) EventuallyWithOffset(offset int, args ...interface{}) types.AsyncAssertion {
+	return g.makeAsyncAssertion(AsyncAssertionTypeEventually, offset, args...)
+}
+
+func (g *Gomega) Consistently(args ...interface{}) types.AsyncAssertion {
+	return g.makeAsyncAssertion(AsyncAssertionTypeConsistently, 0, args...)
+}
+
+func (g *Gomega) ConsistentlyWithOffset(offset int, args ...interface{}) types.AsyncAssertion {
+	return g.makeAsyncAssertion(AsyncAssertionTypeConsistently, offset, args...)
+}
+
+func (g *Gomega) makeAsyncAssertion(asyncAssertionType AsyncAssertionType, offset int, args ...interface{}) types.AsyncAssertion {
+	baseOffset := 3
 	timeoutInterval := -time.Duration(1)
 	pollingInterval := -time.Duration(1)
 	intervals := []interface{}{}
 	var ctx context.Context
-	for _, arg := range args {
+	if len(args) == 0 {
+		g.Fail(fmt.Sprintf("Call to %s is missing a value or function to poll", asyncAssertionType), offset+baseOffset)
+		return nil
+	}
+
+	actual := args[0]
+	startingIndex := 1
+	if _, isCtx := args[0].(context.Context); isCtx && len(args) > 1 {
+		// the first argument is a context, we should accept it as the context _only if_ it is **not** the only argumnent **and** the second argument is not a parseable duration
+		// this is due to an unfortunate ambiguity in early version of Gomega in which multi-type durations are allowed after the actual
+		if _, err := toDuration(args[1]); err != nil {
+			ctx = args[0].(context.Context)
+			actual = args[1]
+			startingIndex = 2
+		}
+	}
+
+	for _, arg := range args[startingIndex:] {
 		switch v := arg.(type) {
 		case context.Context:
 			ctx = v
@@ -69,41 +100,21 @@ func (g *Gomega) EventuallyWithOffset(offset int, actual interface{}, args ...in
 			intervals = append(intervals, arg)
 		}
 	}
+	var err error
 	if len(intervals) > 0 {
-		timeoutInterval = toDuration(intervals[0])
-	}
-	if len(intervals) > 1 {
-		pollingInterval = toDuration(intervals[1])
-	}
-
-	return NewAsyncAssertion(AsyncAssertionTypeEventually, actual, g, timeoutInterval, pollingInterval, ctx, offset)
-}
-
-func (g *Gomega) Consistently(actual interface{}, intervals ...interface{}) types.AsyncAssertion {
-	return g.ConsistentlyWithOffset(0, actual, intervals...)
-}
-
-func (g *Gomega) ConsistentlyWithOffset(offset int, actual interface{}, args ...interface{}) types.AsyncAssertion {
-	timeoutInterval := -time.Duration(1)
-	pollingInterval := -time.Duration(1)
-	intervals := []interface{}{}
-	var ctx context.Context
-	for _, arg := range args {
-		switch v := arg.(type) {
-		case context.Context:
-			ctx = v
-		default:
-			intervals = append(intervals, arg)
+		timeoutInterval, err = toDuration(intervals[0])
+		if err != nil {
+			g.Fail(err.Error(), offset+baseOffset)
 		}
 	}
-	if len(intervals) > 0 {
-		timeoutInterval = toDuration(intervals[0])
-	}
 	if len(intervals) > 1 {
-		pollingInterval = toDuration(intervals[1])
+		pollingInterval, err = toDuration(intervals[1])
+		if err != nil {
+			g.Fail(err.Error(), offset+baseOffset)
+		}
 	}
 
-	return NewAsyncAssertion(AsyncAssertionTypeConsistently, actual, g, timeoutInterval, pollingInterval, ctx, offset)
+	return NewAsyncAssertion(asyncAssertionType, actual, g, timeoutInterval, pollingInterval, ctx, offset)
 }
 
 func (g *Gomega) SetDefaultEventuallyTimeout(t time.Duration) {

vendor/github.com/onsi/gomega/internal/polling_signal_error.go

@@ -0,0 +1,106 @@
+package internal
+
+import (
+	"errors"
+	"fmt"
+	"time"
+)
+
+type PollingSignalErrorType int
+
+const (
+	PollingSignalErrorTypeStopTrying PollingSignalErrorType = iota
+	PollingSignalErrorTypeTryAgainAfter
+)
+
+type PollingSignalError interface {
+	error
+	Wrap(err error) PollingSignalError
+	Attach(description string, obj any) PollingSignalError
+	Now()
+}
+
+var StopTrying = func(message string) PollingSignalError {
+	return &PollingSignalErrorImpl{
+		message:                message,
+		pollingSignalErrorType: PollingSignalErrorTypeStopTrying,
+	}
+}
+
+var TryAgainAfter = func(duration time.Duration) PollingSignalError {
+	return &PollingSignalErrorImpl{
+		message:                fmt.Sprintf("told to try again after %s", duration),
+		duration:               duration,
+		pollingSignalErrorType: PollingSignalErrorTypeTryAgainAfter,
+	}
+}
+
+type PollingSignalErrorAttachment struct {
+	Description string
+	Object      any
+}
+
+type PollingSignalErrorImpl struct {
+	message                string
+	wrappedErr             error
+	pollingSignalErrorType PollingSignalErrorType
+	duration               time.Duration
+	Attachments            []PollingSignalErrorAttachment
+}
+
+func (s *PollingSignalErrorImpl) Wrap(err error) PollingSignalError {
+	s.wrappedErr = err
+	return s
+}
+
+func (s *PollingSignalErrorImpl) Attach(description string, obj any) PollingSignalError {
+	s.Attachments = append(s.Attachments, PollingSignalErrorAttachment{description, obj})
+	return s
+}
+
+func (s *PollingSignalErrorImpl) Error() string {
+	if s.wrappedErr == nil {
+		return s.message
+	} else {
+		return s.message + ": " + s.wrappedErr.Error()
+	}
+}
+
+func (s *PollingSignalErrorImpl) Unwrap() error {
+	if s == nil {
+		return nil
+	}
+	return s.wrappedErr
+}
+
+func (s *PollingSignalErrorImpl) Now() {
+	panic(s)
+}
+
+func (s *PollingSignalErrorImpl) IsStopTrying() bool {
+	return s.pollingSignalErrorType == PollingSignalErrorTypeStopTrying
+}
+
+func (s *PollingSignalErrorImpl) IsTryAgainAfter() bool {
+	return s.pollingSignalErrorType == PollingSignalErrorTypeTryAgainAfter
+}
+
+func (s *PollingSignalErrorImpl) TryAgainDuration() time.Duration {
+	return s.duration
+}
+
+func AsPollingSignalError(actual interface{}) (*PollingSignalErrorImpl, bool) {
+	if actual == nil {
+		return nil, false
+	}
+	if actualErr, ok := actual.(error); ok {
+		var target *PollingSignalErrorImpl
+		if errors.As(actualErr, &target) {
+			return target, true
+		} else {
+			return nil, false
+		}
+	}
+
+	return nil, false
+}